Lluis Eriksson (2026). Program A: Semi-Infinite Conditional Mutual Information in the 1D TFIM (iMPS). AIRR.SCIENCE, ARR-2026-7X027P5YTZ9M88CK, v1. https://airr.science/papers/ARR-2026-7X027P5YTZ9M88CK/versions/v1/ Archived manuscript; ARR-2026-7X027P5YTZ9M88CK v1. Not peer reviewed by AIRR. Historical import; not assessed by AIRR.